Cook by simmering (5)
I believe the answer is:
poach
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">cook by simmering</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for poach that I've seen before include "Cook in boiling liquid - steal game" , "Take game illegally from land or water" , "Cook; hunt illegally" , "Cook in a simmering liquid" , "Track down" .)